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// Copyright (c) 2020 Egor Tensin <Egor.Tensin@gmail.com>
// This file is part of the "winapi-common" project.
// For details, see https://github.com/egor-tensin/winapi-common.
// Distributed under the MIT License.
#pragma once
#include <winapi/cmd_line.hpp>
#include <winapi/file.hpp>
#include <winapi/path.hpp>
#include <boost/test/unit_test.hpp>
#include <exception>
#include <stdexcept>
#include <string>
class RemoveFileGuard {
public:
explicit RemoveFileGuard(const winapi::CanonicalPath& path) : m_path(path) {}
~RemoveFileGuard() {
try {
winapi::File::remove(m_path);
} catch (const std::exception& e) {
BOOST_TEST_MESSAGE("Couldn't remove file " << m_path.get() << ": " << e.what());
}
}
private:
winapi::CanonicalPath m_path;
RemoveFileGuard(const RemoveFileGuard&) = delete;
RemoveFileGuard& operator=(const RemoveFileGuard&) = delete;
};
class WithEchoExe {
public:
WithEchoExe() : m_echo_exe(find_echo_exe()) {}
const std::string& get_echo_exe() { return m_echo_exe; }
private:
static std::string find_echo_exe() {
static const std::string prefix{"--echo_exe="};
return find_param_value(prefix);
}
static std::string find_param_value(const std::string& param_prefix) {
const auto cmd_line = winapi::CommandLine::query();
const auto& args = cmd_line.get_args();
for (const auto& arg : args) {
if (arg.rfind(param_prefix, 0) == 0) {
return arg.substr(param_prefix.length());
}
}
throw std::runtime_error{"couldn't find parameter " + param_prefix};
}
std::string m_echo_exe;
};
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